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APPLICATION: MEASURING THE TOTAL VOLUME OF COLD POTABLE WATER PASSING THROUGH THE METER,IT'S SUITABLE FOR DOMESTIC USE.
OPERATING CONDITION:
* THE MAX.ADMISSIBLE WATER PRESSURE: 1.6MPa.
* WATER TEMP.: UP TO 50℃
SPECIALITY:
* LARGE MEASURING RANGE, HIGH FLOW ACCURACY.
* STEADY ERROR CURVE.
* LONG LIFE OF SERVICE
* RELIABLE OPERATION.
* MAGNETIC SHIELD PROTECTION.
* NEGLIGIBLE HEAD LOSS AT WORKING FLOW – RATES.
* SEALED & VACCUMIZED REGISTER WITHOUT ANY CONDENSATION PROBLEM.
Maximum permissible error:
Between qt (included) and qs is ±2%;
Between qmin and qt (excluded) is ±5%.
NOTE: The technical data conform to ISO4064 standard, class B.
FLOW-ERROR CURVE
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SPECIFICATION AND OVERALL DIMENSIONS
Description |
Unit |
Hydraulic data and dimensions |
Nominal size |
mm |
15 |
20 |
25 |
32 |
40 |
50 |
inch |
1/2 |
3/4 |
1 |
11/4 |
11/2 |
2 |
Overload flow-rate (qs) |
m3/h |
3 |
5 |
7 |
12 |
20 |
30 |
Permanent flow-rate (qp) |
m3/h |
1.5 |
2.5 |
3.5 |
6 |
10 |
15 |
Transitional flow-rate (qt) |
l/h |
120 |
200 |
280 |
480 |
800 |
3000 |
Minimum flow-rate (qmin) |
l/h |
30 |
50 |
70 |
120 |
200 |
450 |
Min. reading |
l |
0.05 |
0.05 |
0.05 |
0.05 |
0.05 |
0.05 |
Max. reading |
m3 |
99999 |
99999 |
99999 |
99999 |
999999 |
999999 |
Nominal pressure |
MPa |
1.6 |
1.6 |
1.6 |
1.6 |
1.6 |
1.6 |
ΔP at the qs |
MPa |
0.06 |
0.08 |
0.05 |
0.09 |
0.085 |
0.085 |
L |
mm |
145 |
190 |
260 |
260 |
245 |
300 |
165 |
300 |
I |
mm |
225 |
288 |
378 |
378 |
373 |
428 |
245 |
428 |
H |
mm |
120 |
120 |
130 |
130 |
170 |
170 |
h |
mm |
37 |
37 |
44 |
44 |
65 |
65 |
B |
mm |
97.5 |
97.5 |
97.5 |
97.5 |
130 |
130 |
Weight |
Without connections |
Kg |
1.30 |
1.44 |
2.30 |
2.38 |
3.3 |
5.21 |
1.26 |
3.5 |
With connections |
1.48 |
1.70 |
2.73 |
3.10 |
4.25 |
6.50 |
1.43 |
4.45 | OVERALL DIMENSIONS PRESSURE LOSS CURVE
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